C1203

ABS System

DIAGNOSTIC PROCEDURE
^ Check the following if ABS SYSTEM [C1203] is displayed in self-diagnostic results of CONSULT-II.

1. CHECK DTC WITH ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Perform self-diagnosis with ABS actuator and electric unit (control unit). Refer to BRC-25, "DESCRIPTION". CONSULT-II / Self-Diagnosis
Is any malfunction detected by self-diagnosis?
YES >> Check the malfunctioning system.
NO >> GO TO 2.
2. CHECK DTC AFTER DRIVING
1. Turn ignition switch OFF.
2. Start engine and drive vehicle at 30 km/h (19 MPH) for at least 1 minute.
3. Make sure that ABS warning lamp turns OFF.
4. Perform erase self-diagnostic results. Refer to TF-23, "How to Erase Self-Diagnostic Results". Clearing Diagnostic Trouble Codes
5. Stop vehicle and turn ignition switch OFF.
6. Turn ignition switch ON.
7. Perform self-diagnosis.
Is the ABS SYSTEM [C1203] displayed?
YES >> GO TO 3.
NO >> INSPECTION END
3. CHECK AWD CONTROL UNIT
Check AWD control unit input/output signal.
OK or NG
OK >> GO TO 4.
NG >> Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts.
4. CHECK DTC
Perform the self-diagnosis, after driving a vehicle for a while.
OK or NG
OK >> INSPECTION END
NG >> Perform self-diagnosis with ABS actuator and electric unit (control unit) again. Refer to BRC-25, "DESCRIPTION". CONSULT-II / Self-Diagnosis